liminix-fork/devices/gl-mt300a/default.nix
2023-04-10 22:57:50 +01:00

156 lines
4.3 KiB
Nix

# GL.INet GL-MT300A
{
system = {
crossSystem = {
config = "mipsel-unknown-linux-musl";
gcc = {
abi = "32";
arch = "mips32"; # maybe mips_24kc-
};
};
};
description = ''
WiFi on this device is provided by the rt2800soc module. It
expects firmware to be present in the "factory" MTD partition, so
- assuming we want to use the wireless - we need to build MTD
support into the kernel even if we're using TFTP root
'';
module = { pkgs, config, ...}:
let
inherit (pkgs.liminix.networking) interface;
inherit (pkgs) openwrt;
mac80211 = pkgs.mac80211.override {
drivers = ["rt2800soc"];
klibBuild = config.outputs.kernel.modulesupport;
};
in {
hardware = {
defaultOutput = "tftpboot";
loadAddress = "0x80000000";
entryPoint = "0x80000000";
# Creating 5 MTD partitions on "spi0.0":
# 0x000000000000-0x000000030000 : "u-boot"
# 0x000000030000-0x000000040000 : "u-boot-env"
# 0x000000040000-0x000000050000 : "factory"
# 0x000000050000-0x000000fd0000 : "firmware"
# 2 uimage-fw partitions found on MTD device firmware
# Creating 2 MTD partitions on "firmware":
# 0x000000000000-0x000000260000 : "kernel"
# 0x000000260000-0x000000f80000 : "rootfs"
flash = {
address = "0xbc050000";
size ="0xf80000";
};
rootDevice = "1f05";
dts = {
src = "${openwrt.src}/target/linux/ramips/dts/mt7620a_glinet_gl-mt300a.dts";
includes = [
"${openwrt.src}/target/linux/ramips/dts"
];
};
networkInterfaces = rec {
# lan and wan ports are both behind a switch on eth0
eth = interface { device = "eth0"; };
lan = interface {
type = "vlan";
device = "eth0.1";
link = "eth0";
id = "1";
dependencies = [eth];
};
wan = interface {
type = "vlan";
device = "eth0.2";
id = "2";
link = "eth0";
dependencies = [eth];
};
wlan = interface {
device = "wlan0";
dependencies = [ mac80211 ];
};
};
};
boot.tftp = {
loadAddress = "0x00A00000";
};
kernel = {
src = pkgs.fetchurl {
name = "linux.tar.gz";
url = "https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.15.71.tar.gz";
hash = "sha256-yhO2cXIeIgUxkSZf/4aAsF11uxyh+UUZu6D1h92vCD8=";
};
extraPatchPhase = ''
${openwrt.applyPatches.ramips}
'';
config = {
MIPS_ELF_APPENDED_DTB = "y";
OF = "y";
USE_OF = "y";
RALINK = "y";
PCI = "y";
SOC_MT7620 = "y";
SERIAL_8250_CONSOLE = "y";
SERIAL_8250 = "y";
SERIAL_CORE_CONSOLE = "y";
SERIAL_OF_PLATFORM = "y";
CONSOLE_LOGLEVEL_DEFAULT = "8";
CONSOLE_LOGLEVEL_QUIET = "4";
NET = "y";
NETDEVICES = "y";
ETHERNET = "y";
NET_VENDOR_RALINK = "y";
NET_RALINK_MDIO = "y";
NET_RALINK_MDIO_MT7620 = "y";
NET_RALINK_MT7620 = "y";
SPI = "y";
MTD_SPI_NOR = "y";
SPI_MT7621 = "y"; # } probably don't need both of these
SPI_RT2880 = "y"; # }
SPI_MASTER= "y";
SPI_MEM= "y";
# both the ethernet ports on this device (lan and wan)
# are behind a switch, so we need VLANs to do anything
# useful with them
VLAN_8021Q = "y";
SWCONFIG = "y";
SWPHY = "y";
BRIDGE = "y";
BRIDGE_VLAN_FILTERING = "y";
BRIDGE_IGMP_SNOOPING = "y";
MTD = "y";
MTD_CMDLINE_PARTS = "y";
MTD_BLOCK = "y"; # fix undefined ref to register_mtd_blktrans_devs
CPU_LITTLE_ENDIAN = "y";
CMDLINE_PARTITION = "y";
EARLY_PRINTK = "y";
NEW_LEDS = "y";
LEDS_CLASS = "y"; # required by rt2x00lib
PARTITION_ADVANCED = "y";
PRINTK_TIME = "y";
SQUASHFS = "y";
SQUASHFS_XZ = "y";
};
};
};
}